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[texts]BSTJ 34: 3. May 1955: Optimum Design of Directive Antenna Arrays Subject to Random Variations. (Gilbert, E.N.; Morgan, S.P.)
Bell System Technical Journal, 34: 3. May 1955 pp 637-663. Optimum Design of Directive Antenna Arrays Subject to Random Variations. (Gilbert, E.N.; Morgan, S.P.)
Keywords: array; excitation; arrays; exp; optimum; antenna; elements; gain; theorem; pattern; bell system; power pattern; excitation coefficients; system technical; maximum gain; optimum design; background power; antenna arrays; directive antenna; power level
Downloads: 63
[texts]BBC Monograph Number 01: The Suppressed Frame System of Telerecording
BBC Monograph 01: The Suppressed Frame System of Telerecording, by C.B.B. Wood, E.R. Rout, A.V. Lord, R.F. Vigurs. From the Foreward (1955): This is one of a series of Engineering Monographs published by the British Broadcasting Corporation. About six will be produced every year, each dealing with a technical subject within the field of television and sound broadcasting. Each Monograph will describe the work that has been done by the Engineering Division of the BBC and will include, where approp...
Keywords: picture; signal; film; unit; characteristic; circuit; recording; correction; television; output; spot wobble; distribution unit; picture correction; adjacent lines; film compensation; test chart; control equipment; compensation unit; visual display; control unit
Downloads: 126
[texts]73 Magazine (January 1969)
73 Magazine January 1969 (#100) The Suppressor Compressor - The neglected grid ...... W3KBM 6 Putting the HW-12 on 160 Meters - With the new rules this is important ...... W8FGB 12 Tuning a Parasitic Beam - This can really be fun ...... W1EMV 16 Does Your Linear Need Help? - This could solve the problems ...... W9VEY 22 Some Thoughts on Voltage Control - A subject of some importance ...... VE4RE 24 Solid-State Monitoring - A Heath modification of merit ........
Keywords: voltage; frequency; capacitor; dummy load; circuit; antenna; signal; amateur; meter; transmitter; radio; amateur radio; power supply; magnetic field; power output; forward gain; field strength; driven element; current flow; radio amateur
Downloads: 2,643
[texts]Smash Hits Volume 46
Cover: Ian Dury Centrespread: Dexy’s Midnight Runners Back cover: B52s Interviews: Ian Dury, Grace Jones Lyrics: West One – The Ruts; Eighth Day – Hazel O’Connor; Circus Games – Skids; I Want To Be Straight – Ian Dury; Paranoid – Black Sabbath; United – Judas Priest; Biko – Peter Gabriel; Can’t Stop The Music – Village People; Marie Marie – Shakin’ Stevens; It’s Still Rock And Roll To Me – Billy Joel; Good Sculptures – Rezillos; Sartorial Eloquence – Elton John;...
Keywords: music; smash; hits; Smash Hits; album; chorus; dury; numan; grace; records; apollo; manchester apollo; grace jones; smash hits; bad manners; secret affair; repeat chorus; wanna play; circus games; gary numan; city hall
Downloads: 478
[texts]73 Magazine (February 1962)
73 Magazine February 1962 (#17) V-Loop Beam - Angie claims this thing works out. Looks easy to build, give it a try ...... W2NQS 8 Final Tanks - It's about time someone did a through job on this subject. Technical article ...... W6JAT 12 Converting 6 Volt Radios to 12 Volts - Basic conversion for car radios, Motorola, and link transceivers, etc ...... W4OHM 20 RX for the RTTY Bug - Nice TT converter, complete with scope ........
Keywords: frequency; meter; antenna; output; coil; amateur; circuit; ssb; power; tuning; power supply; amateur net; front panel; tank circuit; miles miles; amateur radio; plate current; pin spacing; ohms ohms; high power
Downloads: 2,285
[texts]73 Magazine (January 1966)
73 Magazine January 1966 (#64) The Space Monitor - Now, here's a real construction project ...... W9DUT, W9JFW 6 A Unijunction Keyer - Build a modern keyer for less than $20 ...... WA6TSA 12 Two-Element 20m Vertical Array - Get 3 dB gain and 15 dB front-to-back ratio ...... W6TKA 16 They Said It Couldn't Be Done - What? A female build a rig? ...... WA2YTK 18 Simplified RF Measurements - Measure impedance and power easily ........
Keywords: meter; amateur; antenna; receiver; oscillator; circuit; power; transistor; output; radio; amateur radio; front panel; power company; noise figure; power supply; signal generator; local oscillator; field strength; crystal lattice; balanced modulator
Downloads: 2,611
[texts]BSTJ 51: 2. February 1972: Man-Machine Interaction in Human-Face Identification. (Goldstein, A.J.; Harmon, I.D.; Lesk, A.B.)
Bell System Technical Journal, 51: 2. February 1972 pp 399-427. Man-Machine Interaction in Human-Face Identification. (Goldstein, A.J.; Harmon, I.D.; Lesk, A.B.)
Keywords: population; feature; rank; target; subject; confidence; step; afs; features; stopping; dynamic stopping; average rank; system technical; feature values; bell system; feature selection; ideal subject; stopping step; stopping rule; population size
Downloads: 77
[texts]Galaxy Magazine (January 1958)

Keywords: galaxy; duncan; fiction; cytha; vern; science; arthur; rex; sipar; science fiction; galaxy science; test subject; duncan told; willy ley; vern engdahl; sign card; reading speed; prosthetic tank; galaxy publishing
Downloads: 571
[texts]Heresies Magazine Issue #24: 12 Years (Anniversary Issue) (Volume 6, Number 4)

Keywords: art; feminist; female; women; artists; feminism; heresies; male; images; feminists; feminist art; women artists; female body; faith wilding; early feminist; female sexuality; miriam schapiro; feminist artists; cunt art; subject matter
Downloads: 395
[texts]Scientific American Volume 101 Number 01 (July 1909)

Keywords: scientific; american; tion; mechanical; patent; illustrations; inches; hyperspace; american supplement; scientific american; working drawings; subject matter; infinite number; practical treatise; york city; gas engines; producer gas; round trip
Downloads: 130
[texts]BSTJ 45: 10. December 1966: B.S.T.J. Briefs: Display of Holograms in White Light. (Burckhardt, C.B.)
Bell System Technical Journal, 45: 10. December 1966 pp 1841-1844. B.S.T.J. Briefs: Display of Holograms in White Light. (Burckhardt, C.B.)
Keywords: beam; image; virtual; grating; exp; plane; reconstruction; hologram; photographic; reference; image points; venetian blind; virtual image; plane grating; white light; zone plate; subject beam; reference beam; focal length
Downloads: 24
[texts]BSTJ 8: 1. January 1929: The Principles of Electric Circuits Applied to Communication. (Osborne, H.S.)
Bell System Technical Journal, 8: 1. January 1929 pp 3-20. The Principles of Electric Circuits Applied to Communication. (Osborne, H.S.)
Keywords: transmission; circuits; circuit; telephone; impedance; principles; electrical; electric; theory; power; telephone circuits; circuit theory; electric circuits; power transmission; circuits applied; bell system; magnetic fields; system technical; technical journal; subject matter
Downloads: 65
[texts]BSTJ 52: 7. September 1973: Adaptive Quantization in Differential PCM Coding of Speech. (Cummiskey, P.; Jayant, N.S.; Flanagan, J.L.)
Bell System Technical Journal, 52: 7. September 1973 pp 1105-1118. Adaptive Quantization in Differential PCM Coding of Speech. (Cummiskey, P.; Jayant, N.S.; Flanagan, J.L.)
Keywords: adpcm; coder; pcm; quantizer; adaptive; coding; digital; speech; input; multipliers; computer simulations; adaptive delta; adpcm coder; hardware adpcm; system technical; differential pcm; quantizing noise; multiplier values; bell system; subject vectors
Downloads: 28
[texts]Omni Magazine (Winter 1995)

Keywords: ihe; ufo; hamid; native; tion; abduction; thai; slater; alien; native american; native americans; public key; phase space; mass abduction; west virginia; ufo abduction; steve nadis; matrix materials; wide web
Downloads: 6,906 4.00 out of 5 stars4.00 out of 5 stars4.00 out of 5 stars4.00 out of 5 stars(1 review)
[texts]73 Magazine (June 1984)
73 Magazine June 1984 (#285) Easy Berardi Building - You can count on this simple frequency counter from Arizona ...... Berardi 10 Don't Grope in the Dark! - Let a simple card-file box be the brains of your own emergency lighting system ...... W7RXV 16 Flying High with Two - Here's how a hand-held makes for some ultralight Michigan madness ...... WB8DQT 20 Creason's Do-It DVM - The more Sam builds, the more smart people pay attention ........
Keywords: amateur; antenna; radio; mhz; ham; ttie; tor; magazine; tion; amateur radio; radio club; power supply; beam aimer; toll free; prices subject; circuit board; radio amateur; ham radio; field day
Downloads: 3,596
[texts]73 Magazine (August 1984)
73 Magazine August 1984 (#287) Top-Notch Tuner Time - Can't get your signal out of the backyard? Build KC2NT's antenna matcher and hear what you've been missing ...... K2NT 8 Cheap Power Ploy - This rugged supply will give you more power than you ever dreamed possible. Have we gone too far this time? ...... K9QLL 10 Penn's Two-Tone Gadget - Clue one: We're talking about lab quality. Clue two: Get your junk box ........
Keywords: amateur; output; radio; ihe; mhz; frequency; antenna; tor; ttie; amateur radio; power supply; radio club; toll free; gmt august; selcal code; print print; arecibo observatory; prices subject; annual hamfest
Downloads: 3,966
[texts]73 Magazine (May 1984)
73 Magazine May 1984 (#284) From Base to Beams - Home-brew from the ground up - Here's how to build a tower and top it off with performance-proven antennas ...... W6TYH 10 A Little Gem for QRP - The T2FD antenna thinks it's a full-size rhombic. Feeding is believing ...... W8VFT 26 "The Tops of the Palm Trees" - 20,000 QSOs. Coral Sea. Banyandah ...... VK2BJL 28 How to Gain with PVC - This could be history's cheapest quad...
Keywords: antenna; amateur; radio; lprint; mhz; khz; ihe; ttie; ham; amateur radio; radio club; power supply; lprint lprint; toll free; ham radio; radio amateurs; prices subject; ham mastertapes; forces day
Downloads: 3,807
[texts]73 Magazine (July 1983)
73 Magazine July 1983 (#274) You Can Build This Code Trainer - More than a mere code-practice oscillator this CPU-controlled trainer features burned-in practice groups Flick a switch and you have a keyer ...... K7ZOV 12 The True Story Behind Heard Island - Fighting bad weather, shady ship owners, and bad press, the HlDXA expedition forged its way to the DXer's dream. But getting there was only half the battle ........
Keywords: amateur; mhz; antenna; frequency; ihe; radio; output; tor; magazine; amateur radio; power supply; toll free; heard island; morse code; radio club; radio amateur; money order; wayne green; prices subject
Downloads: 2,487
[texts]73 Magazine (December 1979)
73 Magazine December 1979 (#231) New Product: Swan's Astro 150 SSB Transceiver ...... WB8BTH 32 Low-Cost Receiver for Satellite TV - this modular design uses readily available technology ...... N6TX 38 A Simple 2m/10m Crossband Repeater System - work the world with an HT! ...... K9EID 44 Audio Booster for Mil-Surplus Receivers - a must for headphone haters ...... McClellan 50 Working with FETs - part II : experiments with gain and supply voltage ........
Keywords: mhz; frequency; amateur; antenna; output; circuit; power; audio; radio; amateur radio; power supply; ground rod; ham radio; toll free; square wave; prices subject; printed circuit; master charge; call toll
Downloads: 4,233
[texts]73 Magazine (October 1983)
73 Magazine October 1983 (#277) Six Antennas from Three Wires - With these modified Beverage antennas, you double your directions without doubling your cost ...... K1VR, N1RC 10 Join the Packet-Radio Revolution -Part II - Warm up your soldering irons. This part offers the nuts and bolts of building your own TNC ...... WA7CXD 20 Become a Low-Band Pioneer - Where does an audio transistor become a gccd rf amp? On 1700 meters, of course ........
Keywords: antenna; radio; amateur; mhz; ham; frequency; magazine; antennas; ihe; amateur radio; ham radio; radio club; power supply; gmt october; toll free; prices subject; power output; watts output; qso party
Downloads: 2,681
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